Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8411019 | Display apparatus and control method thereof | Pankaj Agarwal | 2013-04-02 |
| 8159419 | Display apparatus and control method thereof | Sang Hoon Lee, Jeong-il Kang, Yung-jun Park | 2012-04-17 |
| 8102160 | Saturation preventing power factor improving method and apparatus | Won-myung Woo, Jin Hyung Lee | 2012-01-24 |
| 7911155 | Backlight unit, display apparatus comprising the same and control method thereof | Jeong-il Kang, Sang Hoon Lee, Su-gun Kim | 2011-03-22 |
| 7869227 | Power supply apparatus and method | Seung Eon Lee, Jong-Cheol Lee | 2011-01-11 |
| 7812553 | LED lighting device and method for controlling the same based on temperature changes | Jeong-il Kang, Sang Hoon Lee, Jun-ho SUNG | 2010-10-12 |
| 7692909 | Power supply device having overvoltage cutoff function, image display device, and method of cutting off overvoltage | Jin Hyung Lee | 2010-04-06 |
| 7626340 | Display apparatus and control method thereof | Jeong-il Kang, Sang Hoon Lee, Yung-jun Park | 2009-12-01 |
| 7321199 | Display apparatus and control method thereof | Sang Hoon Lee, Jeong-il Kang, Yung-jun Park | 2008-01-22 |
| 7317624 | Power factor correction method and apparatus and power supply using the same | Jin Hyung Lee | 2008-01-08 |
| 7315135 | Load driving device and load driving method | Jeong-il Kang, Sang Hoon Lee, Yung-jun Park | 2008-01-01 |
| 7158193 | Image misconvergence correction apparatus for less switching noise influence | Chung Wook Roh, Joon Hwan Lee | 2007-01-02 |
| 7135950 | Thin transformer | Gil-young Chang | 2006-11-14 |
| 6853157 | Image distortion compensating apparatus with low switching delay | Chung Wook Roh, Joon Hwan Lee | 2005-02-08 |
| 5786671 | Electronic ballast circuit having voltage reducing transformer | — | 1998-07-28 |
| 5483300 | Output circuit | — | 1996-01-09 |
| 5239439 | Protection circuit for power supply systems | — | 1993-08-24 |